The oldest ballpark in the Major Leagues is Boston’s Fenway Park. Fenway Park opened on April 20, 1912 (same day that Tiger Stadium opened which was originally known as Navin Field). Below are two videos that can provide any fan with the insight on why 98 year old Fenway is a historical gem. The first will provide the ambiance of Fenway. It was shot in 2005. The second is an example of the excellent hourly tours that the Red Sox provide to the public. It was shot in 2007.